8279在螺旋钢箍机微机控制系统中的应用

8279' Application in the Micro - control System of the Helix Steel Band Machine

本文通过在开发螺旋钢箍机的过程中，对多种键盘／显示器接口电路进行的分析，为读者推荐了一种用８２７９扩展的较实用的键盘／显示器接口电路的设计方案。它具有结构简单、稳定性强、可靠性高、编程容易等优点。

This paper analyzes a kind of interface of keyboard & LED through developing the helix steel band machine, rec- ommends a way of designing a interface circuit of keyboard & LED with 8279. It is an advantage of advantage of simple structure, strong stability, high acutance and easily programming.